1. What is the meaning of rotate?
Rotate means something that turns around in a circle around an axis or center.







2. What is the meaning of revolve?
move in a circle on a center axis.



3. What is the equinox?
An equinox is an astronomical event in which the plane of Earth's equator passes through the center of the Sun, which occurs twice each year, around 20 March and 23 September. On an equinox, day and night are of approximately the same duration all over the planet.



4. What is the solstice?
The winter solstice is the shortest day of the year and the summer is the longest day of the year.
5. What is the North Pole?
the northern The north pole is on side of the world.
6. What is the South Pole?
the south pole is the southern part of the world.
7.What is an Earth day?
A earth day is 24 hr.
8.What is an Earth year?
A earth year is 365 days.
9.What is an axis?
the axis is is a angle of 23.5 degrees in the center of the earth.